18611996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{997}}^1$

素因数の和:1373

約数の個数: 24

約数和(自身を含む): 35209440

約数和(自身を除く): 16597444

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 997, 1436, 1994, 3988, 4667, 9334, 12961, 18668, 25922, 51844, 357923, 715846, 1431692, 4652999, 9305998, 18611996]

約数ペア:

[(1, 18611996), (2, 9305998), (4, 4652999), (13, 1431692), (26, 715846), (52, 357923), (359, 51844), (718, 25922), (997, 18668), (1436, 12961), (1994, 9334), (3988, 4667)]